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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Schoettle; Klaus
Address:
Heidelberg, DE
No. of patents:
64
Patents:


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Patent Number Title Of Patent Date Issued
RE29976 Tape cartridge which is normally closed but is pivoted to open position when taken into use, and April 24, 1979
The invention relates to a cartridge for a recording medium in tape or strip form and a transport apparatus for use with such a cartridge, both being favorably matched to one another according to the invention. The cartridge consists essentially of a housing which is composed of parts
D388781 Video tape cassette January 6, 1998
D365344 Magnetic tape cassette December 19, 1995
D356307 Detachable front element for a magnetic tape cassette March 14, 1995
D348262 Magnetic tape cassette June 28, 1994
5636094 Cassette with recording medium, in particular magnetic tape cassette June 3, 1997
A cassette with a recording medium, in particular a magnetic recording medium, is designed with a displaceable identification part which can be pushed into the cassette housing. For this purpose, a web is provided behind a cassette opening in a cassette wall, which web runs at an angle
5581430 Container having at least one viewing window, in particular a tape cassette, and viewing window December 3, 1996
A container having a viewing window essentially comprises a housing with a window which can be fastened to it and is designed in one part as a transparent part and in another part as a masking part, in particular in the edge region. The aim is to cover over the fastening points. In a
5494159 Container for tape cassettes February 27, 1996
A container for a tape cassette of approximately parallelepiped form having an elevated head part is formed with a bottom wall and a lid wall which can move with respect to each other by means of hinge devices. In this arrangement, if appropriate, one of said walls is provided with a poc
5481426 Cassette with recording medium, in particular magnetic tape cassette January 2, 1996
A cassette with a recording medium, in particular a magnetic recording medium, is designed with a displaceable identification part which can be pushed into the cassette housing. For this purpose, a web is provided behind a cassette opening in a cassette wall, which web runs at an angle
5477406 Pressure device for recording media in a tape cassette December 19, 1995
A pressure device for recording media in tape form, in particular magnetic tapes, has at least one pressure element and comprises a support element. When the device is actuated by the head coming to bear, a deflection of the device takes place, and a pressing against the recording medium
5402296 Tape cassette, in particular magnetic tape cassette, and support liners for this March 28, 1995
A tape cassette is provided with curved/bent support liners, the longitudinal bends having different cross-sectional shapes and lengths and hence different effective spring constants. The hubs or reels and, if necessary, the tape rolls are guided and the tape sections to be wound/unw
5351160 Magnetic tape cassettes and a separate housing part therefor September 27, 1994
A magnetic tape cassette is provided with a raised housing part. The conventional two-part housing of such a cassette is formed by essentially planar housing parts connected to one or more third separate housing parts which can be suitably connected to and/or can connect the planar housi
5335130 Cassette with recording medium August 2, 1994
A cassette having a movable closure member for housing openings and a spring in a housing recess between housing and closure member is designed with a spring having an effective thickness with respect to the housing recess receiving the spring, such that the closure member is kept at a
5293292 Magnetic tape cassettes and a separate housing part therefor March 8, 1994
A magnetic tape cassette is provided with a raised housing part. The conventional two-part housing of such a cassette is formed by essentially planar housing parts connected to one or more third separate housing parts which can be suitably connected to and/or can connect the planar housi
5234178 Cassette for a tape recording medium, in particular a magnetic tape August 10, 1993
In a cassette for tape recording media, having a housing and one or more pegs which are molded as an integral part on the inner surface of the housing and help to determine the running of the tape recording medium, an accumulation of material arranged non-centrosymmetrically with respect
5209351 Container for tape cassettes May 11, 1993
A container for tape cassettes is provided with one or more locking elements which comprise one or more ring segments which are roughly adapted to the drive orifice of the cassette. An advantageous embodiment is formed integrally with a web and, preferably, an ejector peg. Overlaps i
5114008 Cassette container having inner reinforcing edge May 19, 1992
A container for cassettes is provided with at least one reinforcing edge substantially close to and parallel to back, front and/or side walls, and, if necessary, with reinforcing ribs between reinforcing edge and the adjacent wall. Ejection points for production of the container by i
5042740 Pressure spring for tape cassettes and tape cassettes having said spring August 27, 1991
A pressure spring for tape cassettes which consists of a spring steel strip which is, in particular, narrow and is of roughly uniform width comprises a flat central part and curved spring arms adjacent to said part and having a continuous curve. The flat central part has, as fastening pa
5010434 Tape cassette having a two-reel brake system having identical brake levers therefor April 23, 1991
A tape cassette has a two-reel brake system having identical brake levers and an actuating element possessing actuating arms for the brake levers, the actuating arms being arranged at least close to the ends of the swivel axle. The brake system is suitable for all two-reel tape cassettes
5007536 Packaging container for a plurality of recording media in the form of a circle April 16, 1991
A packaging container for a plurality of circular recording media is formed from substantially identical container parts which, after being combined, have a continuous longitudinal tooth system in the circumferential direction and at least one partial transverse tooth system in the radia
5002239 Locking/unlocking means for a cassette, and a cassette having this means March 26, 1991
A locking/unlocking means for cassettes, in particular those having swivel cover flaps, consists partially or completely of elastically deformable material and is pivotably mounted at two or more points. In the rest position of the locking/unlocking means, advantageously a swivel plate,
4915322 Cassette and locking element for the same April 10, 1990
A cassette incorporating a locking element, in particular for a hinged flap of the cassette, has mounting elements which are arranged so as not to turn in at least one retaining slit and a resiliently flexible integrated part which products a bending and torsional stress when the locking
4793484 Box-shaped container for articles December 27, 1988
A box-shaped container for articles, consisting of a bottom part and a lid part, each having side walls, possessess on the side walls joint and rotation-restricting means which consist of one or more joint projections having an oblique surface and a hole having one or more bottom relief
4786007 Clamp for flexible strip material and a hub therefor November 22, 1988
A clamp for flexible strip material, e.g. for a tape reel, is designed to be completely separable from a hub and consists of parts (11, 12) which can be connected to one another and to the tape of strip element outside the hub and can be inserted into the hub.The clamp is suitable in pri
4769731 Recording medium with an envelope, and an identification part therefor September 6, 1988
A recording medium possessing an envelope has at least one identification part which is mounted so that its position can be altered but it cannot be accidentally lost, and which is symmetrical about at least one axis, in particular a middle axis, and is associated with at least one wall
4750683 Tape clamp for a tape reel with or without at least one flange, and tape reel therefor June 14, 1988
A hub/tape clamp arrangement for tape-like or strip-like articles consists of a recess in the peripheral edge of the hub, having one or more middle projections, and a tape clamp having the shape of an inverted W. In practice, wedge-shaped locking means between the projection and/or walls
4736904 Tape guide means for a tape to be transported, in particular in a magnetic tape cassette or in a April 12, 1988
A guide means for tapes to be transported, in particular in tape cassettes or tape apparatus, comprises a support element and a flexible guide strip, in particular one made of metal foil, fixed on this, and at least one holding element for the end sections of the flexible guide strip. Th
4717091 Tape cassette, in particular a video tape cassette, and a pressure spring therefor January 5, 1988
A transparent window member for a tape cassette, which together with a reel pressure spring, forms a subassembly of the cassette. The reel pressure spring has a U-shaped central portion, the bight of the U being parallel to the plane of the spring arms, and the reel pressure spring havin
4709290 Tape cassette, in particular a magnetic tape cassette, and a support liner therefor November 24, 1987
A tape cassette, in particular a magnetic tape cassette, is provided, for tape and hub guidance, with bent support liners (7, 8) which are located between the roll (1) or rolls and the adjacent housing wall (6). According to the invention, bent-over or folded-over longitudinal strips (7a
4687157 Tape cassette, in particular a video cassette, and a pressure spring for this August 18, 1987
A tape cassette has a housing, at least one tape reel, a front wall and a pressure spring for exerting a spring force on the tape reel(s). The pressure spring is held, e.g. jammed or wedged, between the front wall and a connecting pin connecting parts of the housing together by means of
4679110 Brake and tape tensioning means for tape cassettes having flanged reels, and a tape cassette, in July 7, 1987
Spring elements, as brake and tape tensioning elements, are provided with two or more locking elements having a predetermined difference in length. The devices of which various embodiments are disclosed can be advantageously used for tape cassettes of any type possessing reel brakes,
4678140 Tape cassette having a mounting for a leg spring for a reel brake spring July 7, 1987
In a tape cassette having a mounting for a leg spring, in particular a brake spring in a tape cassette, the spring is held partly or completely either at the inner periphery or at the outer periphery, so that the brake element and the spring form a unit which can be preassembled and in w
4656549 Improvements in plate springs for tape cassettes in particular video tape cassettes April 7, 1987
A tape cassette is provided with a pressure plate spring which has a tape-length indication comprising indicator elements which have been cut in or cut out mechanically. Advantageously, both long arms possess such indicators, which may even be of different types. In a particularly ad
4629144 Tape cassette having one or more pressure springs, and a pressure spring for this purpose December 16, 1986
A tape cassette (20) has at least one pressure spring (1; 13; 14; 16) for exerting a spring force on at least one tape reel (11, 12) contained in a housing of the tape cassette. The housing includes a window (5) having a cutout (6) and a transparent component (7) received therein and the
4624423 Tape cassette with liner November 25, 1986
A support liner (20) for a magnetic tape cassette comprises a coherent double liner whose individual liner parts (20a and 20b) are supported against the inner walls of the cassette to provide a cushioned support for tape rolls of the cassette.
4619420 Tape cassette October 28, 1986
A pressure spring for reels in tape cassettes, for example video cassettes, possesses fastening means which are arranged in the area of a depression in the particular reel to which pressure is to be applied. In practice, the pressure spring is designed for a two-reel cassette and is in t
4613095 Plate spring for a tape cassette September 23, 1986
A plate spring for tape cassettes advantageously consists of two long and two short spring arms whose shapes and dimensions are optimized to achieve minimum wastage of material during punching from a sheet-metal strip. The length of the fastening arms is preferably about the same as the
4514937 Method for the surface treatment of magnetic recording media May 7, 1985
A method and apparatus for burnishing the surface of magnetic recording media, wherein there is relative movement between the surface to be burnished and the abrasive member, and the abrasive member is urged against the said surface, the pressure applied being increased over a period
4465247 Magnetic tape transport apparatus August 14, 1984
A magnetic tape transport apparatus wherein at least one capstan simultaneously drives the take-up and supply reels, and wherein tape tension is generated by a braking device allotted to each tape reel, each braking device consisting of an assembly of levers (A, B, C, and D, E, Z) an
4456160 Guide device for a recording medium in tape form, especially a magnetic tape June 26, 1984
A guide device for tape-like recording media, especially a reversing guide device for magnetic tapes, that are transported at high speed, which comprises at least one guide roll, around whose periphery the recording medium is guided, and which is rotatably mounted in bearings, a delibera
4430362 Production of magnetic recording media February 7, 1984
Magnetic recording media are produced by a method wherein a fluid dispersion of finely divided magnetically anisotropic material in a film-forming binder mixture containing a polyurethane (obtained from a polyester which possesses free hydroxyl groups, and a di- or polyisocyanate) is
4424941 Tape transport apparatus having a central capstan January 10, 1984
A tape transport apparatus comprising a central drive capstan and take-up and supply reels which are rotatably mounted on supports that ae movable relative to said capstan and can be urged by biasing means toward the capstan to maintain the surface engagement between the periphery of the
4420079 Container for tape-like material December 13, 1983
A container for tape-like material wound into a roll or stored in a cartridge, which container consists of a bottom and a top part, which are pivotable relative to one another for the purpose of opening and closing the container and can, when the container is open, be telescoped with the
4385331 Tape cartridge assembly and tape transport apparatus for use therewith May 24, 1983
A magnetic tape cartridge and tape transport apparatus for use therewith, comprising a cartridge housing and a support which is movable inside the housing in all directions in the plane of the latter and on which hubs are rotatably mounted, between which hubs a magnetic tape can be wound
4358069 Process and device for generating tape tension in a tape transport apparatus November 9, 1982
The generation of tape tension, based on the capacity for elastic flow of elastomeric incompressible layers, in a tape transport apparatus employing at least one capstan in contact with supply and take-up reels of tape is accomplished by producing a higher compressive force at the point
4347537 Tape cartridge assembly and tape transport apparatus for use therewith August 31, 1982
A tape cartridge assembly and tape transport apparatus for use therewith, comprising a cartridge housing which is provided internally with holding means for a hub bearing a roll of magnetic tape, the roll of tape being accessible from outside, receiving means for the cartridge housing an
4333619 Recording medium and leader assembly June 8, 1982
A strip-like recording medium, in particular a magnetic tape, is provided with at least one self-threading leader which wraps smoothly onto the periphery of a cylindrical body, the recording medium and the leader being joined to one another, over their butt joint, by a piece of splicing
4333418 Apparatus for the production of magnetic recording media in tape form June 8, 1982
Magnetic recording media in which, following application of the magnetic dispersion to a web of tape base material, the magnetic particles are oriented in a preferred direction and the magnetic dispersion is dried to fix the magnetic particles in their oriented position. To assist the
4333116 Positioning device for a magnetic head of a magnetic tape recorder June 1, 1982
A positioning device for a magnetic head of a magnetic tape recorder, comprising a head carrier which can be moved transversely of the magnetic tape by means of a threaded spindle and a follower, the head carrier being provided with a signal transducer for controlling the drive motor for
4276575 Tape guide for high-speed tape transport apparatus June 30, 1981
A tape guide, especially a tape guide of large surface area for high-speed tape transport apparatus, having at least on the tape guide surface a mixture of plastics material and lubricant exhibiting a specific surface roughness and a specific coefficient of friction, the said mixture
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